Gaya APA

Park, J, K, Y, S. (2010). Why? Enviroment = Lingkungan . Jakarta: Elex media Komputindo.

Gaya MLA

Park, Jong, KwanChoi,, YeolHeo,, Soon-Bong. "Why? Enviroment = Lingkungan". Jakarta: Elex media Komputindo, 2010. Text.